Register or Reinstate a Business
Step 1: Legally Establish Your Business
Note: Sole Proprietorships & General Partnerships should contact the County Clerk where the business is located. All other business structures should register with the Kentucky Secretary of State, on the Kentucky Business OneStop Portal.
Step 2: Obtain Your Federal Employer Identification Number (FEIN) from the IRS.
here to access the Internal Revenue Service webpage.
Step 3: Register for Tax Accounts and the Commonwealth Business Identifier (CBI).
Commonwealth Business Identifier (CBI): A unique, ten-digit, number assigned to all Kentucky businesses. The CBI allows the business to be easily identified by all state agencies that utilize the Kentucky OneStop Portal.
- Complete the online registration via the Kentucky Business OneStop portal. Click
here to access the online portal.
Note: For assistance with registering your business on the Kentucky Business OneStop portal, contact the OneStop Help Line at (502) 564-5053.
Step 4: If necessary, complete the specialty applications below:
Step 5: Register with other State, County, and Local Governments as appropriate for your business.
- For information on County and Local Governments click
Step 6: To Reinstate Business Tax Accounts or to Apply for Additional Accounts, click
For additional information on registering for additional tax accounts, click
For additional information on reinstating an account, click